Question

ii) find the 27 term of the following A.P.​

Answer 1

Answer:

in the given AP

First term,a = 9

Common Difference,d = 4-9=-5

n=27

We will use the formula given in the image.

Therefore, 27th term of AP = 9+(27-1)(-5)= 9 +(26)(-5) = 9-130= -121

Ans: Hence, the 27th term is -121.